Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Johns Hopkins University
Skills you'll gain: Systems Thinking, Epidemiology, Social Network Analysis, Simulations, Network Analysis, Public Health, Agentic systems, Social Determinants Of Health, Behavioral Health, Economics, Software Installation
Beginner · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Business Analytics, Forecasting, Statistical Methods, Predictive Analytics, R Programming, Information Technology, Statistical Analysis, People Analytics, Data Storytelling, Business Strategy, Data Analysis, Data Visualization, Regression Analysis
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Software Design, Software Development Life Cycle, Application Security, Technical Design, Software Architecture, Software Development Methodologies, Conceptual Design, Requirements Analysis
Mixed · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Wireless Networks, Emerging Technologies, Digital Communications, Blockchain, Internet Of Things, Generative AI, Communication Systems, Network Security, Telecommunications, Network Performance Management, Network Planning And Design, Zero Trust Network Access, Computer Vision, Artificial Intelligence and Machine Learning (AI/ML), Electrical Engineering, Network Analysis, Information Technology, Electronics Engineering, Machine Learning, Trustworthiness
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Cyber Threat Intelligence, Responsible AI, Cybersecurity, Threat Detection, Security Information and Event Management (SIEM), Incident Response, Generative AI, AI Product Strategy, Data Ethics, Security Testing, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Administration, Payroll Processing, Payroll Reporting, Payroll Tax, Data Entry, Compensation Management, Benefits Administration, Reconciliation, Workforce Management, Employee Onboarding, Personally Identifiable Information, Tax Compliance, Data Security, Auditing, Human Resource Policies
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Deep Learning, Image Analysis, Computer Programming, Program Development, Data Validation, Applied Machine Learning, Supervised Learning, Predictive Modeling, Computer Vision, Machine Learning Methods, Artificial Neural Networks, Jupyter, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Apache Kafka, Apache Spark, Prometheus (Software), Data Pipelines, Distributed Computing, Real Time Data, Data Processing, Security Controls, Configuration Management, Application Performance Management, Performance Tuning, Encryption, Authorization (Computing), Authentications, Data Storage Technologies, Server Administration, Network Monitoring, File Management
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Hypothesis Testing, Sampling (Statistics), Regression Analysis, Bayesian Statistics, Statistical Analysis, Probability & Statistics, Statistical Inference, Statistical Methods, Statistical Modeling, Linear Algebra, Probability, R Programming, Biostatistics, Data Science, Statistics, Probability Distribution, Mathematical Modeling, Data Analysis, Applied Mathematics, Predictive Modeling
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Operating System Administration, Information Technology Operations, Computer Security Incident Management, Security Controls, Security Management, Technical Support and Services, Information Systems Security, File Management, Encryption
Intermediate · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Oracle SQL Developer, SQL, Oracle Databases, PL/SQL, Database Design, Database Management Systems, Relational Databases, Database Management, Databases, Database Architecture and Administration, Data Storage, Transaction Processing, Stored Procedure, Data Management, Query Languages, Data Modeling, Network Architecture, Command-Line Interface, Data Integrity, Performance Tuning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Vulnerability Assessments, Network Security, Network Analysis, Cyber Security Assessment, Virtual Machines, Virtualization and Virtual Machines, Open Source Technology, Malware Protection, Linux, Microsoft Windows
Intermediate · Course · 1 - 3 Months